product description

conquer the peaks of ambitious competitive sport with the x-bionic® energy accumulator 4.0 shirt turtle neck long sleeve men. rely on the latest technology at the highest level to boost your performance and endurance in all climatic conditions. the new 4.0 generation is the first to feature the retina® ultra-high definition quality for unique accuracy of functionality. for a targeted effect, intelligent functional zones can be positioned even more precisely in the ultra dense knitted fabric.



the high-tech underwear for enthusiastic winter sports athletes integrates a variety of thermoregulatory and protective features. the legendary patented 3d bionic sphere® system with thermosyphon® technology is more powerful than ever and is active on the chest and back: complex 3d structures and y-shaped elements maximize air exchange, cool when you sweat, and warm when you are cold - now faster and more efficient than ever.



functional zones such as the air-conditionig channel® and the aircomplex-zone at the upper abdomen, as well as iso-shoulder and sweat traps® under the arm, are also performance-enhancing thermoregulating technologies. expansion ribs® at the elbows ensure optimum climate comfort and at the same time offer full freedom of movement. partialkompression® supports the performance-enhancing effect while improving blood flow for optimal cooling.

x-bionic® energy accumulator 4.0. shirt turtle neck long sleeve men

energy accumulator 4.0. technology leader for the highest level of performance in any climate and all weather conditions. high partialkomression® optimises blood circulation and skin cooling.
only with x-bionic® 4.0: innovative retina® ultra-high-definition technology. provides ultra-high definition texture, ultra-high density function transmission and ultra-high precision body zoning.
award-winning, patented 3d bionic sphere® system with thermosyphon® technology. features complex 3d structures of inner and outer air channels. it cools when you sweat and warms when you are cold.
ideo-waistband ideally designed, ergonomically optimized. with a higher cut line in the back area keeps the garment in place even with constant movement.
100% pure swiss engineered. made in italy. 700+ international awards and test wins, 800+ patent registrations for the products with the x.